Hermetically-closing-up device for cars



Dec. 16, 1930. A. YAKUNIN v HERMETIGALLY CLOSING UP DEVICE FOR CARS-Filed June 8, 1929 0 seat to insure aseali'n 'Patented Deo.-

' ANDREW YAKUNINforl-CALGARY,AJBERTA, QANADAnnnnnrronmmonosmeeurDnvronron 'r i The invention is unisa-atedinthe-aecompanying-drawings, in which: vF'gure l is a verticalsectionalV View' of arg tankear showing the apparatus mounted therein. 1A Q .g u 1,@

' Figure 2 is a vertical sectional view ofthe valve. l 'A Figure `Figurel.

The tank-car cally at l, being provided at ani appropriate f point withan outlet inftheform oifanex-Il tension 18orrnedin its yupper portion vv1th a valveseat `lland in'its' lower-portion with 15 a valve Seat 20,vwith a oylindrioalfportion 2l intermediate the respective valve seats,

An upper valve 5 is designed to Cooperatewith the upper valve seat 20,this valve being formed 4to accuratel itthroughout o-n 'thev cooperationbetween the valve and seat.` T e valve 5 isprovided with guide fingers22 which moreor less aocurately fit the cylindrical portion 2l voftheextension 18 to guide the valve 5 in move# g5 ment. The valve 5 hasadependlng valve stem 6 preferably *connected toV the valve through themedium oan eye and a trans; versepin 24,5sothat'some p layis lpermittedthe 'stem relative to the valve without,-ho\v,-

ever, permitting. relative endwise movement,

The valve Aseat 20`is preferably of the conical type,and a valve 7 isshaped to accurately cooperate iviththe valve seat 20, this vvalve 7.havingV a threaded longitudinal bore of the'valve stenn 6{` .A

The valve 5 has an extension 27 -25 to cooperate withV the threadedportion 26"- a valve stem 8 is connected'throughv the medium'of aneye28V on the valve stem to permit a limited play,betWeenlthiskuppervalve stern Sand the valve; Y The valve'stem 8 isofc' a5' .rom thelower vvalve stem, whereupon the 4valvel jfmaybe raised byoperationofthe lengthto extend adjacent theQman-hole or inl- `let of the tank oar,indicatedat 29,(and`in" Y orderto prevent theuppervalve stemfSrom Al3"being affected by ars ofthe vehicle oragiu vides'or is formedgvvith anabutment 1201i is illustrated -diagrammatl-f thetank car."l

tationlof the contained luid'during the travell jul f. 4.ofthe vehicle,this upper valve stem is enT e circled by afsleeve member l0 vsupportedat .the'upper end Ollbraees 1,3 entending from '5 the Sides ofthe tankearfand guided at'- the 50. 4 lower end in braces 14E-:alsoextending-from i Atlletanlr"can j f 1' Y* w is a section onfthejlineor",V

The upper end ofthe Ysleeve guardlv'O pro-"V" which a;nut`9,arrangedffor threaded cooper- V ment.g u 4 Y l fr The outletvformed inthe extension l8fis designed to be Aclosed by a cap 4 formedfor threaded cooperation with theexterior of the extension, yas more-partioularly Vshown ,in

Figure l of the drawings( .Y It Willbe apparent that the closure of thisinvention includes tvvo oppositelyL yacting ,valves,'bothsealing thesame outlet and'one actingnot only ias a valve 'but as a means'forpreventlnglunsealing movement? of the other'.

It is quite apparent that as long as the valve 7 e i' Y i is notconnected to the lower valve stem-6,

the valve 5 lmaybe raised and lowered V by Y operation of the nut 9'butVVthat when thevalve -has been lovvered'toits seat, 4and, the

.valve 7. thereafterfappli'ed to the lovvervalvestem '6V and tightenedtoits seat, fthe valve` Closures-are complete andthe voutlet Vfrom thetank ishermetioally sealed. When desiring toppenthe outlet, the*valve 7is removed nut 9; to permit discharge `of the yContents fof l MOHWil/hule Upper Valve Stem'` .S5-is adapted to bear," If "desired5v theabutment 12 mayf 4be in thelform of a `nut engaging the upper ,i i endofthe sleevezandresting'upon the upper u gaging inthe sleeve and restingvinthe lower r bra'ee '14, thus .providing for more or `less Wht isclaimed to be how isvz: A tank oar or the like formed :With an out-v lethavinginwardly converging upper and lower valve seats, a valvecooperating With the upperseam a stemdepemdmg izlieI-efrolrra a valvekadapted to be'threadedfon said stem and havingvwedging cooperation withthe Y lower seat, a valve stem for the upper Valve,

a, cylindrical guard for the stem `arranged Within the tank car, andranut threaded on the upper Stem and Ysupiorled on the gum-dv vf y" vforfadjustin'gthe positionk oftheupper Volvo.

-Cityof Calgary,Mgiy12i1d, 1929."7

A A. YAKUNINl i i p

